On screen
Cast
74 credited performers
Kim Jae-uck
Noh Go-jin
Krystal Jung
Lee Shin-ah
Yoo In-young
Baek Soo-young
Ha Jun
Oh Se-gi
Yoon San-ha
Lee Su-ho
Park Han-sol
Chu Ok-hee
Im Won-hee
Park Yang-tae
Kim Hak-sun
Lee Yong-gu
Lee Si-eon
Kang Min
Jung Sung-ho
Kim Cha-Bae
Kim Ki-nam
Gong Hee-Cheol
Baek Joo-hee
Ma Eun-Jeong
Lee Mi-young
Gong Pil-Sun
Jo In
Kim Hye-Sun
Ko Kyu-pil
Joo Joon-Pal / "John"
Lee Ji-min
Michelle Lee
Lee Yoon-hee
Hwang
Lee Beom-kyu
Lee Beom-Gyu
Song Ji-soo
Park Eun-Hee
Moon Suh-yoon
Lee So-ra
Seo Ji-hoo
Jo Jong-Oh
Son Ki-chul
GoTop Teaching assistant
Kim Ji-Yoon
GoTop staff
Park Jong-moo
Han Ji Ho [Doctor]
Kim Bong-hee
[Go Jin's grandma]
Moon Joo-won
Noh Go Jin [Child]
Yoon Hye-ree
Na Soo Yeon [GoTop ex-employee]
Shim Won-cheol
Chu Moon Sik [Yong Gu's friend / Ok Hee's Father]
Kang Moon-kyung
[Shareholder]
Jeong Sin-hye
Oh Se Hee [Se Gi's sister]
Kim Su-kyung
[Nurse]
Bae Ki-beom
Yoo Jae Ho [Doctor]
Yoon Man-dal
[Detective]
Yoon Tae-soo
[Detective]
Jang Se-won
[Se Gi's secretary]
Hong Ye-ji
[Nurse]
Tae In-ho
Lee Dae Seok [Reporter]
Park Young-bok
[Yong Gu's friend]
Han Myeong-hwan
[Floral deliveryman]
Yoon Sa-bong
Hong Yeo Sa [Yang Tae's wife]
Moon Hyung-Chul
[Yong Gu's friend]
Kim Bong-soo
Oh Se A [Se Gi's father]
Kim Jin-ok
[Student's mother]
Kang Hak-soo
[Special lecture staff]
Heo Seon-haeng
[Baekga University professor]
Lee Jae-woo
[Baekga University professor]
Choi Dae-chul
Bae Byun Ho [Lawyer]
Kim Hyun-tae
[Resident]
Park Joon-Soo
[Resident]
Lee Yeon-ju
[Hotel receptionist]
Shin Jun-Chul
[Interviewer]
Lee Dong-kyu
[Moderator]
Jeon Jung-il
[Driver on call]
Park Pal-young
Baek [Soo Young's father / Chairman]
Koo Min-hyuk
[Taxi driver]
Hong Seok-yeon
[Patient's father]
Kim Jung-soo
[Judge]
Ha Young-jin
[Police officer]
Baek Gil-seong
[Chairman Baek's secretary]
Ho Sol-Hee
[Go Jin's fan]
Kim In-kyung
Oh Hee Seok [Shin Ah's friend]
Lee Ji-young
[Reporter]
Park Chul-Min
Son Sang Won [Reporter]
Kim Mi-ra
Lee Soo Yeon [Interviewee]
Yong-Jin
[Detective]
Kim Do-Hyung
[Detective]
Yoon Sung-woo
[Hye Sun's son]
Lee Dong-wook
[CCTV Installer]
Park Chan-woo
[Detective]
Na Mi-hee
[Student's upset mother]
Jang Ui-don
[Master Education CEO]
Joo Seung-do
[Master Education teacher]
Kim Do-won
Kim Do Yoon [Eun Jung's son]
Ko Dong-ok
[Reporter]